Multiple issues were found in the teTeX 2 codebase that PTeX builds
upon (GLSA 200709-17, GLSA 200711-26). PTeX also includes vulnerable
code from the GD library (GLSA 200708-05), from Xpdf (GLSA 200709-12,
GLSA 200711-22) and from T1Lib (GLSA 200710-12).